See also:

Interior
The Sierra showcases two different interior designs. Work Truck and SLE models are more utility-minded, with large controls and door handles that can be operated while wearing gloves. The SLT offe ...

Installing the Third Row Seats
To reinstall a third row seat: 1. Before installing the seat the seatback must be folded forward. See “Folding the Seatback” earlier in this section. The seats must be placed in the proper locat ...

Reclining Seatbacks
WARNING Sitting in a reclined position when the vehicle is in motion can be dangerous. Even when buckled up, the safety belts cannot do their job when reclined like this. The shoulder belt cannot do ...